Martínez Robles, Verónica. 2007. “HISTORIC CENTRE(S) OF BARCELONA: PRACTICAL AND SYMBOLIC ELEMENTS IN TRADITIONAL URBAN SPACE”. on the w@terfront. Public Art.Urban Design.Civic Participation.Urban Regeneration, no. 10 (September):13-30. https://revistes.ub.edu/index.php/waterfront/article/view/18916.